7 - Hardware Addressing and Frame Type Identification the...

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Hardware Addressing and Frame Type Identification the need for addressing addressing in hardware static, dynamic and configurable addressing broadcast addresses and promiscuous mode frame type and frame format Ethernet frame format
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The need for addressing A LAN provides a physical path from one computer to all others Most communication is from one computer to one another addressing allows the source to identify the destination hardware addressing prevents unnecessary messages being seen by a computer
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Specifying a recipient Each station is assigned a unique numerical address on the network called its hardware address or physical address Each frame transmitted across the network typically includes a destination address field and a source address field the network hardware in each station decodes each frame and uses the destination address to determine whether to accept it including the source address field makes it easy to generate a reply
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LAN hardware and filtering LAN hardware is typically completely separate from the computer’s CPU and memory
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7 - Hardware Addressing and Frame Type Identification the...

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